This is a strong week for Taiwan Semiconductor Manufacturing Co., Ltd. Sponsored ADR (NYSE:TSM). The company’s rating climbs to A from the previous week’s B. Taiwan Semiconductor Manufacturing makes semiconductors based on its own or third-party proprietary integrated circuit designs. Shares of TSM have increased 6% over the past month, better than the 1.7% decrease the S&P 500 has seen over the same period of time. For more information, get Portfolio Grader’s complete analysis of TSM stock.

Louis Navellier’s proprietary Portfolio Grader stock ranking system assesses roughly 5,000 companies every week based on a number of fundamental and quantitative measures. Stocks are given a letter grade based on their results — with A being “strong buy,” and F being “strong sell.” Explore the tool here.